The measurements to counter the anti-radiation weapons are discussed from five aspects such as pre-alarm, deception, interception destroying, using advanced radar systems and radar nets in this paper.

Effect of Heidegger s Destruction on Derrida s Deconstruction;

Heidegger s "destruction" sticks to the meaning of one issue by keep on asking the meaning of being, while Deruida s deconstructive strategy, as a game-like satire, permits the existence of metaphysical deconstruction itself.

Heidegger s destruction aims at existential significance,and gets stuck in the signific ance of a question;whereas Derrida s deconstruction strategy takes the form of game-like irony and permits self-destruction of metaphysics.

In order to reduce the threat of foetal weapon,by use of foetal weapon s failing,we can adopt many methods such as synthetic defense,multi-layer volley,destroy and smash weapon,and so on.

This paper analyses the main expression, namely the forcibly occupying memory and the destroying memory, then points out the social, cultural and political background resulting from the mainstream thought after the foundation of the PR China.